Home / 3,054,804.09-4,215,632.43-1,678,236.98

Finding the Fourth Proportional to 3,054,804.09, 4,215,632.43 and 1,678,236.98

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Solution

The fourth proportional to 3,054,804.09, 4,215,632.43 and 1,678,236.98 is: 2,315,968.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,054,804.09 : 4,215,632.43 = 1,678,236.98 : x
  2. Step 2: Convert to fraction form
    3,054,804.09/4,215,632.43 = 1,678,236.98/x
  3. Step 3: Cross multiply
    3,054,804.09x = 4,215,632.43 × 1,678,236.98
  4. Step 4: Simplify right side
    3,054,804.09x = 7,074,830,233,917.67
  5. Step 5: Solve for x
    x = 7,074,830,233,917.67/3,054,804.09
  6. Step 6: Final answer
    x = 2,315,968.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.